mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-20 23:36:38 +00:00
66c1383051
We were mapping Y212 and Y412 formats to DXGI_FORMAT_{Y216,Y416}. Reuse already implemented shaders for the new formats Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/6745>
353 lines
14 KiB
C++
353 lines
14 KiB
C++
/* GStreamer
|
|
* Copyright (C) 2020 Seungha Yang <seungha@centricular.com>
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
|
|
* Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <d3d11_4.h>
|
|
#include <dxgi1_6.h>
|
|
|
|
#include <gst/gst.h>
|
|
#include <gst/video/video.h>
|
|
#include <gst/d3d11/gstd3d11format.h>
|
|
#include <gst/d3d11/gstd3d11device.h>
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
/*
|
|
* Preferred sorting order in a tier
|
|
* - number of components
|
|
* - depth
|
|
* - subsampling
|
|
* - supports both SRV and RTV
|
|
* - prefer smaller number of planes
|
|
* - prefer non-complex formats
|
|
* - prefer YUV formats over RGB ones
|
|
* - prefer I420 over YV12
|
|
* - format name
|
|
*/
|
|
|
|
/* DXGI (semi) native formats */
|
|
#define GST_D3D11_TIER_0_FORMATS \
|
|
"RGBA64_LE, BGRA64_LE, Y416_LE, Y412_LE, RGB10A2_LE, Y410, BGR10A2_LE, Y216_LE, Y212_LE, " \
|
|
"Y210, VUYA, RGBA, BGRA, RBGA, P016_LE, P012_LE, P010_10LE, RGBx, BGRx, " \
|
|
"YUY2, NV12"
|
|
|
|
/* both SRV and RTV are supported */
|
|
#define GST_D3D11_TIER_1_FORMATS \
|
|
"AYUV64, GBRA_12LE, GBRA_10LE, AYUV, ABGR, ARGB, GBRA, Y444_16LE, " \
|
|
"GBR_16LE, Y444_12LE, GBR_12LE, I422_12LE, I420_12LE, Y444_10LE, GBR_10LE, " \
|
|
"I422_10LE, I420_10LE, Y444, BGRP, GBR, RGBP, xBGR, xRGB, Y42B, NV21, " \
|
|
"I420, YV12, GRAY16_LE, GRAY8"
|
|
|
|
/* pre/post processing required formats */
|
|
#define GST_D3D11_TIER_LAST_FORMATS \
|
|
"v216, v210, r210, v308, IYU2, RGB, BGR, UYVY, VYUY, YVYU, RGB16, BGR16, " \
|
|
"RGB15, BGR15"
|
|
|
|
#define GST_D3D11_COMMON_FORMATS \
|
|
GST_D3D11_TIER_0_FORMATS ", " \
|
|
GST_D3D11_TIER_1_FORMATS ", " \
|
|
GST_D3D11_TIER_LAST_FORMATS
|
|
|
|
#define GST_D3D11_SINK_FORMATS \
|
|
"{ " GST_D3D11_COMMON_FORMATS " }"
|
|
|
|
#define GST_D3D11_SRC_FORMATS \
|
|
"{ " GST_D3D11_COMMON_FORMATS " }"
|
|
|
|
#define GST_D3D11_ALL_FORMATS \
|
|
"{ " GST_D3D11_COMMON_FORMATS " }"
|
|
|
|
#define GST_TYPE_D3D11_FORMAT_SUPPORT (gst_d3d11_format_support_get_type())
|
|
GType gst_d3d11_format_support_get_type (void);
|
|
|
|
void gst_d3d11_device_d3d11_debug (GstD3D11Device * device,
|
|
const gchar * file,
|
|
const gchar * function,
|
|
gint line);
|
|
|
|
void gst_d3d11_device_dxgi_debug (GstD3D11Device * device,
|
|
const gchar * file,
|
|
const gchar * function,
|
|
gint line);
|
|
|
|
void gst_d3d11_device_log_live_objects (GstD3D11Device * device,
|
|
const gchar * file,
|
|
const gchar * function,
|
|
gint line);
|
|
|
|
#define GST_D3D11_CLEAR_COM(obj) G_STMT_START { \
|
|
if (obj) { \
|
|
(obj)->Release (); \
|
|
(obj) = NULL; \
|
|
} \
|
|
} G_STMT_END
|
|
|
|
|
|
#define MAKE_FORMAT_MAP_YUV(g,d,r0,r1,r2,r3) \
|
|
{ GST_VIDEO_FORMAT_ ##g, DXGI_FORMAT_ ##d, \
|
|
{ DXGI_FORMAT_ ##r0, DXGI_FORMAT_ ##r1, DXGI_FORMAT_ ##r2, DXGI_FORMAT_ ##r3 }, \
|
|
{ DXGI_FORMAT_ ##r0, DXGI_FORMAT_ ##r1, DXGI_FORMAT_ ##r2, DXGI_FORMAT_ ##r3 }, \
|
|
(D3D11_FORMAT_SUPPORT) (D3D11_FORMAT_SUPPORT_RENDER_TARGET | D3D11_FORMAT_SUPPORT_SHADER_SAMPLE) }
|
|
|
|
#define MAKE_FORMAT_MAP_FULL(g,d,r0,r1,r2,r3,f) \
|
|
{ g, DXGI_FORMAT_ ##d, \
|
|
{ DXGI_FORMAT_ ##r0, DXGI_FORMAT_ ##r1, DXGI_FORMAT_ ##r2, DXGI_FORMAT_ ##r3 }, \
|
|
{ DXGI_FORMAT_ ##r0, DXGI_FORMAT_ ##r1, DXGI_FORMAT_ ##r2, DXGI_FORMAT_ ##r3 }, \
|
|
(D3D11_FORMAT_SUPPORT) (f) }
|
|
|
|
#define MAKE_FORMAT_MAP_RGB(g,d) \
|
|
{ GST_VIDEO_FORMAT_ ##g, DXGI_FORMAT_ ##d, \
|
|
{ DXGI_FORMAT_ ##d, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN }, \
|
|
{ DXGI_FORMAT_ ##d, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN, DXGI_FORMAT_UNKNOWN }, \
|
|
(D3D11_FORMAT_SUPPORT) (D3D11_FORMAT_SUPPORT_RENDER_TARGET | D3D11_FORMAT_SUPPORT_SHADER_SAMPLE) }
|
|
|
|
#define MAKE_FORMAT_MAP_RGBP(g,d,a) \
|
|
{ GST_VIDEO_FORMAT_ ##g, DXGI_FORMAT_UNKNOWN, \
|
|
{ DXGI_FORMAT_ ##d, DXGI_FORMAT_ ##d, DXGI_FORMAT_ ##d, DXGI_FORMAT_ ##a }, \
|
|
{ DXGI_FORMAT_ ##d, DXGI_FORMAT_ ##d, DXGI_FORMAT_ ##d, DXGI_FORMAT_ ##a }, \
|
|
(D3D11_FORMAT_SUPPORT) (D3D11_FORMAT_SUPPORT_RENDER_TARGET | D3D11_FORMAT_SUPPORT_SHADER_SAMPLE) }
|
|
|
|
static const GstD3D11Format _gst_d3d11_default_format_map[] = {
|
|
MAKE_FORMAT_MAP_RGB (BGRA, B8G8R8A8_UNORM),
|
|
MAKE_FORMAT_MAP_RGB (RGBA, R8G8B8A8_UNORM),
|
|
MAKE_FORMAT_MAP_RGB (BGRx, B8G8R8A8_UNORM),
|
|
MAKE_FORMAT_MAP_RGB (RGBx, R8G8B8A8_UNORM),
|
|
MAKE_FORMAT_MAP_RGB (ARGB, R8G8B8A8_UNORM),
|
|
MAKE_FORMAT_MAP_RGB (xRGB, R8G8B8A8_UNORM),
|
|
MAKE_FORMAT_MAP_RGB (ABGR, R8G8B8A8_UNORM),
|
|
MAKE_FORMAT_MAP_RGB (xBGR, R8G8B8A8_UNORM),
|
|
MAKE_FORMAT_MAP_RGB (RGB10A2_LE, R10G10B10A2_UNORM),
|
|
MAKE_FORMAT_MAP_RGB (RGBA64_LE, R16G16B16A16_UNORM),
|
|
MAKE_FORMAT_MAP_YUV (AYUV, UNKNOWN, R8G8B8A8_UNORM, UNKNOWN, UNKNOWN, UNKNOWN),
|
|
MAKE_FORMAT_MAP_YUV (AYUV64, UNKNOWN, R16G16B16A16_UNORM, UNKNOWN, UNKNOWN, UNKNOWN),
|
|
MAKE_FORMAT_MAP_YUV (VUYA, AYUV, R8G8B8A8_UNORM, UNKNOWN, UNKNOWN, UNKNOWN),
|
|
MAKE_FORMAT_MAP_YUV (NV12, NV12, R8_UNORM, R8G8_UNORM, UNKNOWN, UNKNOWN),
|
|
MAKE_FORMAT_MAP_YUV (NV21, UNKNOWN, R8_UNORM, R8G8_UNORM, UNKNOWN, UNKNOWN),
|
|
MAKE_FORMAT_MAP_YUV (P010_10LE, P010, R16_UNORM, R16G16_UNORM, UNKNOWN, UNKNOWN),
|
|
MAKE_FORMAT_MAP_YUV (P012_LE, P016, R16_UNORM, R16G16_UNORM, UNKNOWN, UNKNOWN),
|
|
MAKE_FORMAT_MAP_YUV (P016_LE, P016, R16_UNORM, R16G16_UNORM, UNKNOWN, UNKNOWN),
|
|
MAKE_FORMAT_MAP_YUV (I420, UNKNOWN, R8_UNORM, R8_UNORM, R8_UNORM, UNKNOWN),
|
|
MAKE_FORMAT_MAP_YUV (YV12, UNKNOWN, R8_UNORM, R8_UNORM, R8_UNORM, UNKNOWN),
|
|
MAKE_FORMAT_MAP_YUV (I420_10LE, UNKNOWN, R16_UNORM, R16_UNORM, R16_UNORM, UNKNOWN),
|
|
MAKE_FORMAT_MAP_YUV (I420_12LE, UNKNOWN, R16_UNORM, R16_UNORM, R16_UNORM, UNKNOWN),
|
|
MAKE_FORMAT_MAP_YUV (Y42B, UNKNOWN, R8_UNORM, R8_UNORM, R8_UNORM, UNKNOWN),
|
|
MAKE_FORMAT_MAP_YUV (I422_10LE, UNKNOWN, R16_UNORM, R16_UNORM, R16_UNORM, UNKNOWN),
|
|
MAKE_FORMAT_MAP_YUV (I422_12LE, UNKNOWN, R16_UNORM, R16_UNORM, R16_UNORM, UNKNOWN),
|
|
MAKE_FORMAT_MAP_YUV (Y444, UNKNOWN, R8_UNORM, R8_UNORM, R8_UNORM, UNKNOWN),
|
|
MAKE_FORMAT_MAP_YUV (Y444_10LE, UNKNOWN, R16_UNORM, R16_UNORM, R16_UNORM, UNKNOWN),
|
|
MAKE_FORMAT_MAP_YUV (Y444_12LE, UNKNOWN, R16_UNORM, R16_UNORM, R16_UNORM, UNKNOWN),
|
|
MAKE_FORMAT_MAP_YUV (Y444_16LE, UNKNOWN, R16_UNORM, R16_UNORM, R16_UNORM, UNKNOWN),
|
|
MAKE_FORMAT_MAP_YUV (UYVY, UNKNOWN, R8G8B8A8_UNORM, UNKNOWN, UNKNOWN, UNKNOWN),
|
|
MAKE_FORMAT_MAP_YUV (VYUY, UNKNOWN, R8G8B8A8_UNORM, UNKNOWN, UNKNOWN, UNKNOWN),
|
|
MAKE_FORMAT_MAP_YUV (YVYU, UNKNOWN, R8G8B8A8_UNORM, UNKNOWN, UNKNOWN, UNKNOWN),
|
|
/* GRAY */
|
|
/* NOTE: To support conversion by using video processor,
|
|
* mark DXGI_FORMAT_{R8,R16}_UNORM formats as known dxgi_format.
|
|
* Otherwise, d3d11 elements will not try to use video processor for
|
|
* those formats */
|
|
MAKE_FORMAT_MAP_RGB (GRAY8, R8_UNORM),
|
|
MAKE_FORMAT_MAP_RGB (GRAY16_LE, R16_UNORM),
|
|
MAKE_FORMAT_MAP_FULL (GST_VIDEO_FORMAT_Y410, Y410,
|
|
R10G10B10A2_UNORM, UNKNOWN, UNKNOWN, UNKNOWN,
|
|
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE),
|
|
MAKE_FORMAT_MAP_FULL (GST_VIDEO_FORMAT_BGR10A2_LE, Y410,
|
|
R10G10B10A2_UNORM, UNKNOWN, UNKNOWN, UNKNOWN,
|
|
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE),
|
|
MAKE_FORMAT_MAP_FULL (GST_VIDEO_FORMAT_YUY2, YUY2,
|
|
R8G8B8A8_UNORM, UNKNOWN, UNKNOWN, UNKNOWN,
|
|
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE),
|
|
MAKE_FORMAT_MAP_FULL (GST_VIDEO_FORMAT_Y210, Y210,
|
|
R16G16B16A16_UNORM, UNKNOWN, UNKNOWN, UNKNOWN,
|
|
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE),
|
|
MAKE_FORMAT_MAP_FULL (GST_VIDEO_FORMAT_Y212_LE, Y216,
|
|
R16G16B16A16_UNORM, UNKNOWN, UNKNOWN, UNKNOWN,
|
|
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE),
|
|
MAKE_FORMAT_MAP_FULL (GST_VIDEO_FORMAT_Y216_LE, Y216,
|
|
R16G16B16A16_UNORM, UNKNOWN, UNKNOWN, UNKNOWN,
|
|
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE),
|
|
MAKE_FORMAT_MAP_FULL (GST_VIDEO_FORMAT_Y412_LE, Y416,
|
|
R16G16B16A16_UNORM, UNKNOWN, UNKNOWN, UNKNOWN,
|
|
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE),
|
|
MAKE_FORMAT_MAP_FULL (GST_VIDEO_FORMAT_Y416_LE, Y416,
|
|
R16G16B16A16_UNORM, UNKNOWN, UNKNOWN, UNKNOWN,
|
|
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE),
|
|
MAKE_FORMAT_MAP_FULL (GST_VIDEO_FORMAT_BGRA64_LE, Y416,
|
|
R16G16B16A16_UNORM, UNKNOWN, UNKNOWN, UNKNOWN,
|
|
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE),
|
|
MAKE_FORMAT_MAP_FULL (GST_VIDEO_FORMAT_RGB, UNKNOWN,
|
|
R8G8B8A8_UNORM, UNKNOWN, UNKNOWN, UNKNOWN,
|
|
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE),
|
|
MAKE_FORMAT_MAP_FULL (GST_VIDEO_FORMAT_BGR, UNKNOWN,
|
|
R8G8B8A8_UNORM, UNKNOWN, UNKNOWN, UNKNOWN,
|
|
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE),
|
|
MAKE_FORMAT_MAP_FULL (GST_VIDEO_FORMAT_v210, UNKNOWN,
|
|
R10G10B10A2_UNORM, UNKNOWN, UNKNOWN, UNKNOWN,
|
|
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE),
|
|
MAKE_FORMAT_MAP_FULL (GST_VIDEO_FORMAT_v216, UNKNOWN,
|
|
R16G16B16A16_UNORM, UNKNOWN, UNKNOWN, UNKNOWN,
|
|
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE),
|
|
MAKE_FORMAT_MAP_FULL (GST_VIDEO_FORMAT_v308, UNKNOWN,
|
|
R8G8B8A8_UNORM, UNKNOWN, UNKNOWN, UNKNOWN,
|
|
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE),
|
|
MAKE_FORMAT_MAP_FULL (GST_VIDEO_FORMAT_IYU2, UNKNOWN,
|
|
R8G8B8A8_UNORM, UNKNOWN, UNKNOWN, UNKNOWN,
|
|
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE),
|
|
MAKE_FORMAT_MAP_FULL (GST_VIDEO_FORMAT_RGB16, UNKNOWN,
|
|
R16_UINT, UNKNOWN, UNKNOWN, UNKNOWN,
|
|
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE),
|
|
MAKE_FORMAT_MAP_FULL (GST_VIDEO_FORMAT_BGR16, UNKNOWN,
|
|
R16_UINT, UNKNOWN, UNKNOWN, UNKNOWN,
|
|
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE),
|
|
MAKE_FORMAT_MAP_FULL (GST_VIDEO_FORMAT_RGB15, UNKNOWN,
|
|
R16_UINT, UNKNOWN, UNKNOWN, UNKNOWN,
|
|
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE),
|
|
MAKE_FORMAT_MAP_FULL (GST_VIDEO_FORMAT_BGR15, UNKNOWN,
|
|
R16_UINT, UNKNOWN, UNKNOWN, UNKNOWN,
|
|
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE),
|
|
MAKE_FORMAT_MAP_FULL (GST_VIDEO_FORMAT_r210, UNKNOWN,
|
|
R32_UINT, UNKNOWN, UNKNOWN, UNKNOWN,
|
|
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE),
|
|
MAKE_FORMAT_MAP_FULL (GST_VIDEO_FORMAT_RBGA, AYUV,
|
|
R8G8B8A8_UNORM, UNKNOWN, UNKNOWN, UNKNOWN,
|
|
D3D11_FORMAT_SUPPORT_SHADER_SAMPLE),
|
|
MAKE_FORMAT_MAP_RGBP (RGBP, R8_UNORM, UNKNOWN),
|
|
MAKE_FORMAT_MAP_RGBP (BGRP, R8_UNORM, UNKNOWN),
|
|
MAKE_FORMAT_MAP_RGBP (GBR, R8_UNORM, UNKNOWN),
|
|
MAKE_FORMAT_MAP_RGBP (GBR_10LE, R16_UNORM, UNKNOWN),
|
|
MAKE_FORMAT_MAP_RGBP (GBR_12LE, R16_UNORM, UNKNOWN),
|
|
MAKE_FORMAT_MAP_RGBP (GBR_16LE, R16_UNORM, UNKNOWN),
|
|
MAKE_FORMAT_MAP_RGBP (GBRA, R8_UNORM, R8_UNORM),
|
|
MAKE_FORMAT_MAP_RGBP (GBRA_10LE, R16_UNORM, R16_UNORM),
|
|
MAKE_FORMAT_MAP_RGBP (GBRA_12LE, R16_UNORM, R16_UNORM),
|
|
};
|
|
|
|
#undef MAKE_FORMAT_MAP_YUV
|
|
#undef MAKE_FORMAT_MAP_FULL
|
|
#undef MAKE_FORMAT_MAP_RGB
|
|
#undef MAKE_FORMAT_MAP_RGBP
|
|
|
|
#define GST_D3D11_N_FORMATS G_N_ELEMENTS(_gst_d3d11_default_format_map)
|
|
|
|
typedef struct _GstD3D11ColorMatrix
|
|
{
|
|
gdouble matrix[3][3];
|
|
gdouble offset[3];
|
|
gdouble min[3];
|
|
gdouble max[3];
|
|
} GstD3D11ColorMatrix;
|
|
|
|
GST_D3D11_API
|
|
void gst_d3d11_color_matrix_init (GstD3D11ColorMatrix * matrix);
|
|
|
|
GST_D3D11_API
|
|
gchar * gst_d3d11_dump_color_matrix (GstD3D11ColorMatrix * matrix);
|
|
|
|
GST_D3D11_API
|
|
gboolean gst_d3d11_color_range_adjust_matrix_unorm (const GstVideoInfo * in_info,
|
|
const GstVideoInfo * out_info,
|
|
GstD3D11ColorMatrix * matrix);
|
|
|
|
GST_D3D11_API
|
|
gboolean gst_d3d11_yuv_to_rgb_matrix_unorm (const GstVideoInfo * in_yuv_info,
|
|
const GstVideoInfo * out_rgb_info,
|
|
GstD3D11ColorMatrix * matrix);
|
|
|
|
GST_D3D11_API
|
|
gboolean gst_d3d11_rgb_to_yuv_matrix_unorm (const GstVideoInfo * in_rgb_info,
|
|
const GstVideoInfo * out_yuv_info,
|
|
GstD3D11ColorMatrix * matrix);
|
|
|
|
GST_D3D11_API
|
|
gboolean gst_d3d11_color_primaries_matrix_unorm (const GstVideoColorPrimariesInfo * in_info,
|
|
const GstVideoColorPrimariesInfo * out_info,
|
|
GstD3D11ColorMatrix * matrix);
|
|
|
|
G_END_DECLS
|
|
|
|
#ifdef __cplusplus
|
|
#include <mutex>
|
|
|
|
class GstD3D11DeviceLockGuard
|
|
{
|
|
public:
|
|
explicit GstD3D11DeviceLockGuard(GstD3D11Device * device) : device_ (device)
|
|
{
|
|
gst_d3d11_device_lock (device_);
|
|
}
|
|
|
|
~GstD3D11DeviceLockGuard()
|
|
{
|
|
gst_d3d11_device_unlock (device_);
|
|
}
|
|
|
|
GstD3D11DeviceLockGuard(const GstD3D11DeviceLockGuard&) = delete;
|
|
GstD3D11DeviceLockGuard& operator=(const GstD3D11DeviceLockGuard&) = delete;
|
|
|
|
private:
|
|
GstD3D11Device *device_;
|
|
};
|
|
|
|
class GstD3D11CSLockGuard
|
|
{
|
|
public:
|
|
explicit GstD3D11CSLockGuard(CRITICAL_SECTION * cs) : cs_ (cs)
|
|
{
|
|
EnterCriticalSection (cs_);
|
|
}
|
|
|
|
~GstD3D11CSLockGuard()
|
|
{
|
|
LeaveCriticalSection (cs_);
|
|
}
|
|
|
|
GstD3D11CSLockGuard(const GstD3D11CSLockGuard&) = delete;
|
|
GstD3D11CSLockGuard& operator=(const GstD3D11CSLockGuard&) = delete;
|
|
|
|
private:
|
|
CRITICAL_SECTION *cs_;
|
|
};
|
|
|
|
class GstD3D11SRWLockGuard
|
|
{
|
|
public:
|
|
explicit GstD3D11SRWLockGuard(SRWLOCK * lock) : lock_ (lock)
|
|
{
|
|
AcquireSRWLockExclusive (lock_);
|
|
}
|
|
|
|
~GstD3D11SRWLockGuard()
|
|
{
|
|
ReleaseSRWLockExclusive (lock_);
|
|
}
|
|
|
|
GstD3D11SRWLockGuard(const GstD3D11SRWLockGuard&) = delete;
|
|
GstD3D11SRWLockGuard& operator=(const GstD3D11SRWLockGuard&) = delete;
|
|
|
|
private:
|
|
SRWLOCK *lock_;
|
|
};
|
|
|
|
#define GST_D3D11_CALL_ONCE_BEGIN \
|
|
static std::once_flag __once_flag; \
|
|
std::call_once (__once_flag, [&]()
|
|
|
|
#define GST_D3D11_CALL_ONCE_END )
|
|
|
|
#endif /* __cplusplus */
|